<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>使用bootstrap进行布局</title>
    <link rel="stylesheet" href="../../css/bootstrap.css">
    <style>

        .row div {
            background-color: yellow;
        }

    </style>
</head>
<body>
<div class="container">
    <div class="row">
        <div class="col-md-9 col-md-push-3">9</div>
        <div class="col-md-3 col-md-pull-9">3</div>
    </div>
    <div class="row">
        <div class="col-md-9 col-md-push-3">9</div>
        <div class="col-md-3 col-md-pull-9">3</div>
    </div>
</div>
</body>
</html>